A right triangle has an angle that measures 55 degress. The leg adjacent to this angle has a length of 43 cm. What is the length of the triangle? Round to the nearest tenth

2 answers

Triangle ABC,
angle A = 55 deg
side b = 43

tan A = op/adj = a/b = a/43
tan 55 = a/43
a = 43 * 1.4281
a = 61.4083

cos 55 = adj/hyp = b/c = 43/c
cos 55 = 43/c
c = 43/0.5736
c = 74.9651

I'll let you finish (not sure what 'length of triangle' is)
Length of triangle = ?
i want to know whats the Length of triangle